Lamp shade



FIG. 1 is a perspective view of a lamp shade showing my new design;

FIG. 2 is a front elevational view thereof, the rear thereof, the left side elevational view thereof, and the right side elevational view thereof being identical in appearance;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a bottom plan view thereof. 

The ornamental design for a lamp shade, as shown and described. 